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Category: Analog electronics

Analog electronics, Electronic components, Electronics, Integrated circuits, Semiconductors

Circuit analysis with op-amp (Part 1)

Pedro Ney Stroski / 14 de September de 2023

This is the first part of a series of posts that show an analysis of practical circuits that use an operational amplifier (op-amp).

Analog electronics, Electronic components, Electronics, Instrumentation, Integrated circuits, Semiconductors

Operational amplifier: how does it work?

Pedro Ney Stroski / 10 de August de 2023

The operational amplifier, or op-amp, has great utility on electronics. In this post, it’s shown the operation of this integrated circuit (IC).

Analog electronics, Hobby, Integrated circuits, Light, Projects

2 projects with LED effect

Pedro Ney Stroski / 23 de July de 2023

The two shown projects to make LED effect using the Johnson counter 4017.

Analog electronics, Electronic components, Electronics

Electrolytic capacitor: how it works?

Pedro Ney Stroski / 10 de June de 2023

Why does the electrolytic capacitor has polarity? Why there is a voltage limit? These and other questions are answered in this post.

MOSFET DESTAQUE
Analog electronics, Electronic components, Electronics, Semiconductors

MOSFET: how does it work?

Pedro Ney Stroski / 17 de February de 2023

The MOSFET is another type of field effect transistor. Much more used than JFET and it’s the most important component for digital computers.

Analog electronics, Electronic components, Electronics, Semiconductors

Junction field effect transistor

Pedro Ney Stroski / 10 de February de 2023

The junction field effect transistor (FET) is a component with many applications. In this post, are shown the structure and the operation.

Analog electronics, Electronic components, Hobby, Projects, Semiconductors, Tutorial

2 common base BJT amplifier projects

Pedro Ney Stroski / 28 de January de 2023

The common base is little known configuration for amplifiers using BJT. This type is used in high frequencies.

Analog electronics, Electronic components, Hobby, Projects, Semiconductors, Tutorial

2 common collector BJT amplifier projects

Pedro Ney Stroski / 3 de January de 2023

In this post, it is shown another type of amplifier configuration using BJT. This time, it is the common collector or emitter follower.

Analog electronics, Electronic components, Hobby, Projects, Semiconductors, Tutorial

2 projects of BJT common emitter amplifiers

Pedro Ney Stroski / 3 de December de 2022

In this post, it is shown how to design a BJT amplifier with voltage divider on common emitter mode. Two examples of projects are presented.

Analog electronics, Hobby, Instrumentation, Integrated circuits, Projects

AC detector and cooler with LED effect

Pedro Ney Stroski / 27 de July de 2022

In this post, are shown 2 circuit projects: an AC voltage detector and a cooler with LED effect.

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Pedro Ney Stroski

About me

Hi! I am electrical engineer with master degree in Electronic Systems. This site talks about technology subjects, destinated to students and interested in all levels.

 

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